/*
 * Copyright 2023 AntGroup CO., Ltd.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 */

package com.antgroup.geaflow.dsl.runtime.plan;

import org.apache.calcite.plan.Convention;
import org.apache.calcite.plan.ConventionTraitDef;
import org.apache.calcite.plan.RelOptPlanner;
import org.apache.calcite.plan.RelTrait;
import org.apache.calcite.plan.RelTraitDef;
import org.apache.calcite.plan.RelTraitSet;

public class PhysicConvention implements Convention {

    public static final PhysicConvention INSTANCE = new PhysicConvention();

    @Override
    public Class getInterface() {
        return PhysicRelNode.class;
    }

    @Override
    public String getName() {
        return "physic";
    }

    @Override
    public boolean canConvertConvention(Convention toConvention) {
        return false;
    }

    @Override
    public boolean useAbstractConvertersForConversion(RelTraitSet fromTraits,
        RelTraitSet toTraits) {
        return false;
    }

    @Override
    public RelTraitDef getTraitDef() {
        return ConventionTraitDef.INSTANCE;
    }

    @Override
    public boolean satisfies(RelTrait trait) {
        return this.equals(trait);
    }

    @Override
    public void register(RelOptPlanner planner) {

    }

}
